Bootstrap Modal doesn't show

Question

I wanted to test out Bootstrap\'s modal element and created a little test page. But nothing shows up and I\'m wondering why, any clues? I got the source from the bootstrap p

Answer 1

I don't know if this helpfull or not. I've tried for several hours a lot of these tips. At last I added bg-dark to the modals class and it works.

so I changed

into: